#include <stdio.h>
#include <string.h>
struct stu {
    int x;
    int y;

}s[2]={{2,5},{10,100}},*p=s;
struct stud {
    char num[6];
    int s[4];
    double ave;
}stt;
int main(void) {
    // printf("Hello, World!\n");
    // char *s3;
    // char *s4=" string2 ";
    // // strcpy(s3," string1 ");
    // strcpy(s4," string1 ");
    int a=++p->x;
    int v=sizeof(stt);
    return 0;
}
